package com.chen.diy;

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.Signature;
import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;

@Aspect //标注这个类是一个切面
public class AnnotationPointCut {
    @Before("execution(* com.chen.service.UserServiceImpl.*(..))")
    public void before(){
        System.out.println("------方法执行前------");
    }

    @After("execution(* com.chen.service.UserServiceImpl.*(..))")
    public void after(){
        System.out.println("------方法执行后------");
    }

    @Around("execution(* com.chen.service.UserServiceImpl.*(..))")
    public void around(ProceedingJoinPoint pj) throws Throwable {
        System.out.println("------环绕前------");
        //获得签名
        Signature signature = pj.getSignature();
        System.out.println("Signature"+signature);
        //执行方法
        Object proceed = pj.proceed();
        System.out.println("------环绕后------");
    }
}
